Seiko Cal. 6135 - 903

The Seiko 6135-903 represents an important milestone in Seiko's 1965 lineup. With its 20mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-0b77885faa07]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1965

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